Adjustable extension spring high-temperature experiment device

Abstract

The utility model relates to the technical field of extension spring testing, in particular to an adjustable extension spring high-temperature experiment device which comprises a base, a spring fixing plate is installed on one side of the surface of the base, a sliding assembly is arranged above the surface of the base, and a movable spring adjusting plate is installed on the sliding assembly. A spring adjusting plate is arranged on the side wall of the fixed seat, an adjusting turntable is arranged on the side wall of the fixed seat, a rotating shaft of the adjusting turntable is connected with a lifting screw rod, and one end of the lifting screw rod penetrates through the fixed seat and the side wall of one end of the spring adjusting plate and is arranged on the inner wall of the spring fixing plate. One end of the spring is fixed through a sliding assembly, the other end of the spring is fixed through a sliding assembly and a middle spring adjusting plate, the right adjusting rotating disc is rotated, the requirement for adjusting different lengths of the spring can be met, the adjusted spring and the device are put into high-temperature equipment together, and the high-temperature experiment requirement of the extension spring can be met by setting the temperature and time.

Description

TECHNICAL FIELD

[0001] The utility model relates to stretch spring test technical field, concretely is adjustable stretch spring high temperature experiment device. BACKGROUND

[0002] The stretch spring for power equipment often needs to provide certain working stress under high temperature, and there is certain attenuation under high temperature, therefore, in the spring development process, the spring needs to be simulated experimentally according to the stroke of different working positions, the existing method fixes the spring length with a fixed device, then places into the high temperature equipment to carry out experiment, when another different working position needs to be tested, another device needs to be prepared, and the device is not strong in universality, therefore, we need adjustable stretch spring high temperature experiment device to solve the above problems. UTILITY MODEL CONTENTS

[0003] The utility model discloses a kind of adjustable stretch spring high temperature experiment device, mainly by the hook of spring one end is fixed on left spring fixed plate, the other end is fixed by sliding assembly and intermediate spring adjusting plate, rotating right side adjusting turntable, different length of spring can be adjusted, the spring is placed into high temperature equipment together with device after adjustment, temperature and time are set, and stretch spring high temperature experiment requirement can be realized.

[0004] To achieve the above object, the utility model provides the following technical scheme: a kind of adjustable stretch spring high temperature experiment device, including base, the surface one side of the base is installed with spring fixed plate, the surface top of the base is provided with sliding assembly, the sliding assembly is installed with movable spring adjusting plate, the surface other side of the base is fixedly installed with fixed seat, the side wall of the fixed seat is installed with adjusting turntable, the side of the adjusting turntable is installed with rotating rod, the rotating shaft of the adjusting turntable is connected with pull screw, one end of the pull screw passes through fixed seat and the side wall of one end of spring adjusting plate and is installed on the inner wall of spring fixed plate.

[0005] Preferably, the top of the spring fixed plate is provided with a plurality of first spring limiting holes, and the top of the spring adjusting plate is provided with a plurality of second spring limiting holes.

[0006] Preferably, the inner wall of the spring fixed plate is installed with a first bearing, and the inner wall of the inner ring of the first bearing is sleeved with one end of the pull screw.

[0007] Preferably, the inner wall of the fixed seat is embedded with a second bearing, and the inner wall of the inner ring of the second bearing is sleeved with the surface of the other end of the pull screw.

[0008] Preferably, the spring adjusting plate is internally provided with a threaded hole, and one end of the lifting screw rod passes through the threaded hole and is threadedly connected with the spring adjusting plate.

[0009] Preferably, the sliding assembly comprises a guide rail and a sliding block, the guide rail is fixedly installed on the surface of the base, the bottom end of the sliding block is slidingly installed on the surface of the guide rail, and the top end of the sliding block is fixedly connected with the bottom end of the spring adjusting plate.

[0010] Preferably, the two side inner walls of the guide rail are internally provided with limiting grooves, and the bottom end of the sliding block is internally provided with a clamping groove, and the clamping groove is slidingly arranged in the limiting groove.

[0011] Compared with the prior art, the utility model has the beneficial effects that:

[0012] 1、 the utility model discloses a spring length adjusting device, which comprises a base, a spring fixing plate, a first spring limiting hole, a fixed seat, an adjusting turntable, a rotating rod, a lifting screw rod, a first bearing, a second bearing, a spring adjusting plate, a second spring limiting hole, a guide rail, a limiting groove, a sliding block and a clamping groove. BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 It is a three-dimensional structure schematic view of the utility model;

[0014] Fig. 2 It is a three-dimensional overhead structure schematic view of the utility model;

[0015] Fig. 3 It is the explosion structure schematic view of the sliding assembly of the utility model.

[0016] In the drawing: 1, base;2, spring fixing plate;3, first spring limiting hole;4, fixed seat;5, adjusting turntable;6, rotating rod;7, lifting screw rod;8, first bearing;9, second bearing;10, spring adjusting plate;11, second spring limiting hole;12, guide rail;13, limiting groove;14, sliding block;15, clamping groove;16, threaded hole. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0018] Please refer to Figs. 1-3The utility model provides a technical scheme: adjustable tensile spring high temperature experiment device, including base 1, the surface one side of base 1 is installed with spring fixed plate 2, the surface top of base 1 is provided with sliding assembly, install movable spring adjusting plate 10 on sliding assembly, the surface other side of base 1 is fixedly installed with fixed base 4, the lateral wall of fixed base 4 is installed with adjusting turntable 5, the one side of adjusting turntable 5 is installed with the lever 6, and the rotation axis of adjusting turntable 5 is connected with pull screw 7, and one end of pull screw 7 passes through fixed base 4 and the one end lateral wall of spring adjusting plate 10 and is installed on the inner wall of spring fixed plate 2,

[0019] When using, by the spring one end draw hook fixed on the left spring fixed plate 2, the other end is fixed through sliding assembly and intermediate spring adjusting plate 10, rotates right side adjusting turntable 5, can realize the adjustment demand of different length of spring, puts into high temperature equipment together with the device of adjusted spring, sets up temperature and time, can realize tensile spring high temperature experiment demand.

[0020] The top of spring fixed plate 2 is provided with a plurality of first spring limiting hole 3, the top of spring adjusting plate 10 is provided with a plurality of second spring limiting hole 11, the design of a plurality of first spring limiting hole 3 and second spring limiting hole 11 allows experiment personnel to select appropriate limiting hole according to the length of spring and experimental demand, improves the flexibility of spring installation, so that experiment personnel can easily cope with different length and specification of spring.

[0021] The inner wall of spring fixed plate 2 is installed with first bearing 8, the inner wall of the inner ring of first bearing 8 is sleeved with one end of pull screw 7, and the introduction of first bearing 8 effectively reduces the direct contact between pull screw 7 and spring fixed plate 2, thereby reducing friction and wear.

[0022] The inner wall of fixed base 4 is embedded with second bearing 9, the inner wall of the inner ring of second bearing 9 is sleeved on the surface of the other end of pull screw 7, and the introduction of second bearing 9 provides a stable support point for pull screw 7, reduces the shaking and instability in the rotating process.

[0023] The inside of spring adjusting plate 10 is provided with threaded hole 16, one end of pull screw 7 passes through threaded hole 16 and is threadedly connected with spring adjusting plate 10, and the design of threaded connection allows experiment personnel to accurately adjust the position of pull screw 7 in spring adjusting plate 10 by rotating pull screw 7, so as to realize the fine adjustment of the length of spring.

[0024] The sliding assembly comprises a guide rail 12 and a sliding block 14, the guide rail 12 is fixedly installed on the surface of the base 1, the bottom end of the sliding block 14 is slidingly installed on the surface of the guide rail 12, the top end of the sliding block 14 is fixedly connected with the bottom end of the spring adjusting plate 10, and the sliding of the sliding block 14 on the guide rail 12 ensures that the spring adjusting plate 10 can be stably and accurately moved, meanwhile, the cooperation of the guide rail 12 and the sliding block 14 reduces the friction and shaking in the adjusting process, and the stability and accuracy of the adjustment are improved.

[0025] The inner walls on both sides of the guide rail 12 are provided with limiting grooves 13, the bottom end of the sliding block 14 is internally provided with a clamping groove 15, the clamping groove 15 is slidingly arranged in the inside of the limiting groove 13, the cooperation of the limiting groove 13 and the clamping groove 15 provides a clear sliding path for the sliding block 14, ensures the stable sliding of the sliding block 14 on the guide rail 12, and the existence of the limiting groove 13 effectively prevents the risk of the sliding block 14 falling off from the guide rail 12 in the sliding process, even under the action of external force, the sliding block 14 will only move along the track of the limiting groove 13, and will not accidentally separate from the guide rail 12.

[0026] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An adjustable tensile spring high temperature experimental device comprising a base (1), characterized in that: The surface side of the base (1) is provided with a spring fixing plate (2), the surface of the base (1) is provided with a sliding assembly, the sliding assembly is provided with a movable spring adjusting plate (10), the other side of the surface of the base (1) is fixedly provided with a fixed seat (4), the side wall of the fixed seat (4) is provided with an adjusting turntable (5), one side of the adjusting turntable (5) is provided with a rotating rod (6), the rotating shaft of the adjusting turntable (5) is connected with a lifting screw (7), one end of the lifting screw (7) penetrates through the fixed seat (4) and is connected with the other end of the spring adjusting plate (10), and the inner wall of the spring fixing plate (2) is provided with the first spring limiting hole (3).

2. The adjustable tensile spring high temperature testing device of claim 1, wherein: The top end of the spring fixing plate (2) is provided with a plurality of first spring limiting holes (3), and the top end of the spring adjusting plate (10) is provided with a plurality of second spring limiting holes (11).

3. The adjustable tensile spring high temperature testing device of claim 2, wherein: The inner wall of the spring fixing plate (2) is provided with a first bearing (8), and the inner wall of the inner ring of the first bearing (8) is sleeved with one end of the lifting screw (7).

4. The adjustable tensile spring high temperature testing device of claim 3, wherein: The inner wall of the fixed seat (4) is embedded with a second bearing (9), and the inner wall of the inner ring of the second bearing (9) is sleeved with the other end surface of the lifting screw (7).

5. The adjustable tensile spring high temperature testing device of claim 4, wherein: The inside of the spring adjusting plate (10) is provided with a threaded hole (16), one end of the lifting screw (7) penetrates through the threaded hole (16) and is threadedly connected with the spring adjusting plate (10).

6. The adjustable tensile spring high temperature testing device of claim 5, wherein: The sliding assembly comprises a guide rail (12) and a sliding block (14), the guide rail (12) is fixedly installed on the surface of the base (1), the bottom end of the sliding block (14) is slidably installed on the surface of the guide rail (12), and the top end of the sliding block (14) is fixedly connected with the bottom end of the spring adjusting plate (10).

7. The adjustable tensile spring high temperature testing device of claim 6, wherein: The inner wall of the guide rail (12) is provided with a limiting groove (13), and the bottom end of the sliding block (14) is provided with a clamping groove (15), the clamping groove (15) is slidably arranged in the limiting groove (13).

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